Check-valve W.F.

Description
Controllable anti-pollution check valve, EA type.
For all drinking water networks: building, water distribution, pumping.
Model with swivel nut for fitting directly after the water meter.
Quiet operation, low pressure drops.
Total tightness even with very low counter-pressure.
Brass body with two F 8x13 bosses, *except part number 2224110: F 1/8” (5x10).
With 2 PA (polyamide) plugs, POM (polyacetal) disc, stainless steel spring, NBR (nitrile) seal.

Very high flow rates, fitting in all positions.
Technical Features
Max. temperature: 90°C.
Max. pressure: 10 bar.
Approval: NF EN 13959, complies with EN 1717.
Part no.
for water meter valve thread part number packaging
size 15 - F/M 3/4” (20x27) 2224110* 50
size 15 - F/M 3/4” (with captive drain cocks) (20x27) 2224132 50
size 20 - F/M 1” (26x34) 2224111 30
size 25 - F/M 1”1/4 (33x42) 2224112 20
size 30 - F/M 1”1/2 (40x49) 2224116 8
size 40 - F/M 2” (50x60) 2224117 5
2 brass drain cock 1/4” (8x13) for all WF check valves bag of 2
2242222 10